| Index: third_party/google-endpoints/libpasteurize/fixes/fix_raise.py
|
| diff --git a/third_party/google-endpoints/libpasteurize/fixes/fix_raise.py b/third_party/google-endpoints/libpasteurize/fixes/fix_raise.py
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..9c9c192f85a94c3e89406e62b80eaae78f0f4565
|
| --- /dev/null
|
| +++ b/third_party/google-endpoints/libpasteurize/fixes/fix_raise.py
|
| @@ -0,0 +1,25 @@
|
| +u"""Fixer for 'raise E(V).with_traceback(T)' -> 'raise E, V, T'"""
|
| +
|
| +from lib2to3 import fixer_base
|
| +from lib2to3.fixer_util import Comma, Node, Leaf, token, syms
|
| +
|
| +class FixRaise(fixer_base.BaseFix):
|
| +
|
| + PATTERN = u"""
|
| + raise_stmt< 'raise' (power< name=any [trailer< '(' val=any* ')' >]
|
| + [trailer< '.' 'with_traceback' > trailer< '(' trc=any ')' >] > | any) ['from' chain=any] >"""
|
| +
|
| + def transform(self, node, results):
|
| + name, val, trc = (results.get(u"name"), results.get(u"val"), results.get(u"trc"))
|
| + chain = results.get(u"chain")
|
| + if chain is not None:
|
| + self.warning(node, u"explicit exception chaining is not supported in Python 2")
|
| + chain.prev_sibling.remove()
|
| + chain.remove()
|
| + if trc is not None:
|
| + val = val[0] if val else Leaf(token.NAME, u"None")
|
| + val.prefix = trc.prefix = u" "
|
| + kids = [Leaf(token.NAME, u"raise"), name.clone(), Comma(),
|
| + val.clone(), Comma(), trc.clone()]
|
| + raise_stmt = Node(syms.raise_stmt, kids)
|
| + node.replace(raise_stmt)
|
|
|